How to Install Lineage OS 17.1 for Allview A9 Plus | Android 10 [GSI treble]

Allview A9 Plus has launched in the year 2018 with Android 8.1 Oreo out of the box. If you are looking for a new custom ROM for the device, then you are in the right place. Today, we will guide on how to install Lineage OS 17.1 on Allview A9 Plus based on Android 10 GSI. Well, after the Android 8.1 update, most of the devices that came out officially supports the GSI.

Well, GSI stands for Generic System image which is an unmodified Android Open Source Project (AOSP) code, runnable on a variety of Android devices that has treble support. If you are using the Allview A9 Plus, then you can follow this guide to install the Lineage OS 17.1 on your device. As we already said, this build is based on Android 10, which is Google’s 10th version of Android OS with plenty of new features and system UI changes.

Thanks to the XDA Recognized Contributor AndyYan for sharing this Lineage OS 17.1 on XDA Forum. To install this, you need to unlock your device bootloader and you can use either ADB fastboot method or TWRP Method (if available).

Allview A9 Plus Specifications: Overview

What’s on the Android 10 version?

Google has officially unveiled the latest version of Android OS called Android 10. The update is already going live for Pixel series devices. It brings plenty of new features to the device system like system UI, new gesture navigation, improved privacy and location control. The update also offers enhanced app permissions, foldable display support, security features, system-wide dark mode, etc.

The Android 10 also offers built-in call screening, multi-camera API, smart replies in the notification panel, 5G support, improved call quality, bubble feature, live caption, and more. While the latest version also improves battery life, Focus mode which is similar to the Do Not Disturb mode, etc. Apart from that Android 10 also features 65 new emojis. It also comes with direct audio streaming support to hearing aid devices.

Lineage OS 17.1: Android 10 Build

Lineage OS is an open-source and free operating system that is based on the Android platform. It is the successor to the custom MOD, the CyanogenMod, which shut down its operation in December 2016. However, Cyanogen. Inc retained the rights to the custom MOD and gave a rebranding to it as Lineage OS.

Well, LineageOS 17 will be based on the latest Android 10 and it comes with all the Android 10 features and Lineage customization options which allows users to be more advanced. Now you can enjoy Lineage OS 17.1 on Allview A9 Plus by flashing this custom ROM.

Steps to Install Lineage OS 17.1 ROM on Allview A9 Plus

First, unlock the Allview A9 Plus bootloader and flash the latest TWRP Recovery if your device is supported. Here we have mentioned all the requirements and download links to flash the Lineage OS 17.1 on Allview A9 Plus.

Pre-Requirements:

• Lineage OS 17.1 GSI Treble build is supported on Allview A9 Plus.
• You will require to unlock the device bootloader at first
• ARM, ARM64, or x86: Check your Android Phone’s Processor
• Treble Support: Check If Your Smartphone Supports Project Treble
• Download the required TWRP file, LineageOS 17 zip file, and Supported GApps file from below.
• Keep your device battery charged up to 60% at least for a smoother process.
• Take a complete backup of your device data without Root. In case anything goes wrong, you can easily restore all the data.

Instructions to Install:

We hope that this guide is helpful to you and you have successfully installed the Lineage OS 17.1 on your Allview A9 Plus handset easily. If in case anything goes wrong or if you have any queries, feel free to ask in the comments below.

Source: XDA | Credits to AndyYan